Quercus species

oak

Trees and Shrubs, Bonsai

Germinates readily from acorns sown in fall; protect from rodents. May also soak acorns overnight, stratify 2-3 months, and sow in spring. Air layering in summer. Full sun, deep, fertile, well-draining soil and ample growing room required. Requirements for individual species can vary widely depending on your area: consult a local nursery to check which are best for you. Zones 2-10

Quercus robur, the English oak, more tolerant of exposed locations and of clay soil; zone 5-8. Bur oak, Quercus macrocarpa, is suitable for dry areas and acidic soils, and grows well in most areas, zone 2-9. Quercus michauxii, the swamp chestnut, does well in many soils, dry to wet, and in sun to shade; hardy zones 7-8